Can a loose battery cable cause no spark at the plugs?

A loose battery cable can cause no spark at the plugs, it can also cause your car not to start.

Some newer cars need a min. 10 volts to run. Dirty cables can cause the same problem too.

answerdefinetly yes a loose cable stops proper voltage getting to where it needs to be tighten cable and see if that fixes problem loose cable will also prevent proper recharging of battery